JPH0811249B2 - Extrusion molding method of porous hollow mold material clad with dissimilar metals - Google Patents
Extrusion molding method of porous hollow mold material clad with dissimilar metalsInfo
- Publication number
- JPH0811249B2 JPH0811249B2 JP62099278A JP9927887A JPH0811249B2 JP H0811249 B2 JPH0811249 B2 JP H0811249B2 JP 62099278 A JP62099278 A JP 62099278A JP 9927887 A JP9927887 A JP 9927887A JP H0811249 B2 JPH0811249 B2 JP H0811249B2
- Authority
- JP
- Japan
- Prior art keywords
- hollow
- mold material
- clad
- extrusion
- porous hollow
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000001125 extrusion Methods 0.000 title claims description 27
- 239000000463 material Substances 0.000 title claims description 24
- 229910052751 metal Inorganic materials 0.000 title claims description 20
- 239000002184 metal Substances 0.000 title claims description 20
- 238000000034 method Methods 0.000 title claims description 11
- 150000002739 metals Chemical class 0.000 title 1
- 239000010410 layer Substances 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Landscapes
- Extrusion Of Metal (AREA)
Description
【発明の詳細な説明】 産業上の利用分野 この発明は、アルミニウム等の金属製の多孔中空型材
の押出成形方法、とくに複数個の中空部のうちその１つ
の代表中空部に異種金属をクラッドした多孔中空型材を
マンドレル方式によって押出成形する方法に関する。Description: TECHNICAL FIELD The present invention relates to a method for extrusion-molding a porous hollow mold made of a metal such as aluminum, and particularly to a typical hollow part of a plurality of hollow parts, in which a different metal is clad. The present invention relates to a method for extrusion-molding a porous hollow mold material by a mandrel method.
従来の技術 １つの中空部を有し、その内周面部あるいは外周面部
に異種金属（組成の異なる同系合金を含む）を被覆した
クラッド材として中空押出型材を製造するような場合、
従来一般的にマンドレル方式による押出し法が好適な手
段として採用されている。2. Description of the Related Art In the case of producing a hollow extrusion mold material as a clad material having one hollow portion and coating the inner peripheral surface portion or the outer peripheral surface portion thereof with a dissimilar metal (including similar alloys having different compositions),
Conventionally, the extrusion method by the mandrel system has been generally adopted as a suitable means.
発明が解決しようとする問題点 しかしながら、複数個の中空部を有する多孔中空押出
型材の場合には、マンドレル方式による押出しが困難で
ある。そこでこのような多孔中空型材の製造には、ポー
トホールダイスを用いて押出し成形することが行われる
が、複数個の中空部のうちの１つの代表中空部のみに異
種金属のクラッドを必要とするような多孔中空型材の成
形においては、ポートホールダイスによる押出しでは、
所要部分のみに異種金属を良好な状態にクラッドせしめ
るということが困難である。Problems to be Solved by the Invention However, in the case of a porous hollow extrusion mold material having a plurality of hollow portions, it is difficult to extrude by a mandrel method. Therefore, in order to manufacture such a porous hollow mold material, extrusion molding is performed using a porthole die, but only one representative hollow portion of a plurality of hollow portions requires a clad of a different metal. In the molding of such a porous hollow mold material, by extrusion with a porthole die,
It is difficult to clad the dissimilar metal in a good condition only in the required portion.
この発明は、上記のような従来技術の背景のもと、１
つの代表中空部のみを異種金属の被覆されたクラッド材
とする多孔中空型材を支障なく安定生産しうるような押
出成形方法を提供しようとするものである。This invention is based on the background of the prior art as described above.
It is an object of the present invention to provide an extrusion molding method capable of stably producing a porous hollow mold material having only one representative hollow portion as a clad material coated with a dissimilar metal without any trouble.
問題点を解決するための手段 この発明は、上記目的において、マンドレル方式によ
る押出し成形法を基本としながら、これにポートホール
型ダイスによる多孔中空型材の押出成形法を組合わせた
ものとして、所期目的を達成したものである。Means for Solving the Problems This invention is based on the extrusion molding method by the mandrel method for the above-mentioned object, and is a combination of the extrusion molding method of a porous hollow mold member by a porthole type die, It has achieved its purpose.
即ち、この発明は、代表中空部のみに異種金属をクラ
ッドした多孔中空型材を押出成形するに際し、マンドレ
ル方式の押出装置を用い、かつ押出用材料として内層部
分に異種金属をクラッドした成層ホロービレットを用い
て、前記代表中空部をコンテナ内からダイスに向っての
びたマンドレルにて形成する一方、他の残余中空部をダ
イスの雌型またはそれに別途組合わされた雄型から一体
に延出した突出部によって形成することを特徴とする異
種金属をクラッドした多孔中空型材の押出成形方法を要
旨とする。That is, the present invention uses a mandrel type extruder when extrusion-molding a porous hollow mold material in which only a representative hollow portion is clad with a dissimilar metal, and a layered hollow billet in which a dissimilar metal is clad in an inner layer portion as an extrusion material. The representative hollow part is formed by a mandrel extending from the inside of the container toward the die, while the other remaining hollow part is formed by a projecting part integrally extending from a female mold of the die or a male mold separately combined with it. The gist is an extrusion molding method of a porous hollow mold material in which a dissimilar metal is clad, which is characterized by being formed.
実施例 第１図及び第２図はこの発明に用いるマンドレル方式
の押出装置における押出工具部分を示し、（１）はダイ
ス、（２）は押出機のコンテナ内からダイス内に向って
のびたマンドレルであり、前者はそのベアリング部（1
a）によって第３図に示すような押出型材（Ａ）の外形
を規定し、後者はそのベアリング部（2a）によって押出
型材（Ａ）の代表中空部（Ｈ）の内面形状を規定するも
のである。（３）はダイス（１）から一体に延出された
残余中空部形成用の突出部であり、そのベアリング部
（3a）を前記ダイス（１）とマンドレル（２）の各ベア
リング部（1a）（2a）間に位置せしめ、多孔中空型材
（Ａ）における前記代表中空部（Ｈ）以外の他の残余中
空部（ｈ）の内面形状を規定するものとなっている。
（４）はコンテナである。EXAMPLE FIG. 1 and FIG. 2 show an extruding tool portion in a mandrel type extruding apparatus used in the present invention. (1) is a die, (2) is a mandrel extending from inside the container of the extruder into the die. Yes, the former is the bearing part (1
a) defines the outer shape of the extrusion mold material (A) as shown in FIG. 3, and the latter defines the inner surface shape of the representative hollow part (H) of the extrusion mold material (A) by the bearing portion (2a). is there. Reference numeral (3) is a protrusion for integrally forming a residual hollow portion, which is integrally extended from the die (1), and the bearing portion (3a) thereof is used as the bearing portion (1a) of the die (1) and the mandrel (2). It is located between (2a) and defines the inner surface shape of the remaining hollow part (h) other than the representative hollow part (H) in the porous hollow mold material (A).
(4) is a container.
上記において、代表中空部（Ｈ）のみに異種金属をク
ラッドした多孔中空型材（Ａ）の成形に際しては、内層
部分に異種金属をクラッドした成層ホロービレットを用
い、上記マンドレル方式の押出装置によって常法に従っ
た押出成形を行う。ここに、ホロービレットとしては、
例えばA6063合金等のアルミニウム合金からなり、内層
部分に所要厚みに異種金属、例えば亜鉛、異種組成のア
ルミニウム合金等をクラッドしたものを用い得る。而し
て、上記押出し操作により、代表中空部（Ｈ）をマンド
レル（２）によって形成せしめ、その内層部分に上記異
種金属による被覆層を形成せしめると共に、ダイス
（１）からの突出部分（３）をもって他の残りの残余中
空部（ｈ）（ｈ）を形成せしめて、所期する異種金属を
クラッドした多孔中空型材（Ａ）を得るものである。In the above, when forming the porous hollow mold material (A) in which the dissimilar metal is clad only in the representative hollow portion (H), a stratified hollow billet in which the dissimilar metal is clad in the inner layer portion is used, and the mandrel type extruder is used to perform a conventional method. Extrusion according to. Here, as a hollow billet,
For example, it is possible to use an aluminum alloy such as an A6063 alloy in which the inner layer portion is clad with a required thickness to a different metal, such as zinc or an aluminum alloy having a different composition. Then, the representative hollow part (H) is formed by the mandrel (2) by the above-mentioned extrusion operation, the coating layer of the above-mentioned dissimilar metal is formed on the inner layer part thereof, and the protruding part (3) from the die (1) is formed. Then, the remaining remaining hollow parts (h) and (h) are formed to obtain a desired porous hollow mold material (A) clad with a different metal.
第４図及び第５図は押出し工具の変形例を示すもので
あり、前記同様の第３図に示すような多孔中空型材
（Ａ）の成形に際し、ダイス（11）を雌型（12）と雄型
（13）との組合わせからなるポートホール型のものと
し、その雄型（13）に突出部（14）を形成してそのベア
リング部（14a）により残余中空部（ｈ）の形成を行う
ようにしたものである。4 and 5 show a modification of the extrusion tool, in which the die (11) is replaced with the female die (12) when forming the porous hollow mold member (A) as shown in FIG. It is a porthole type which is a combination with a male mold (13), and a protrusion (14) is formed on the male mold (13) to form a residual hollow portion (h) by the bearing portion (14a). It's something that you do.
その他の構成事項は前記第１〜２図の実施例の場合と
同様であり、相当部分を同一の符号で示す。Other components are the same as in the case of the embodiment shown in FIGS. 1 and 2, and corresponding parts are designated by the same reference numerals.
発明の効果 この発明によれば、上述のように、押出し方式として
マンドレル方式を採用しながら、ダイスの雌型から突出
部を延出し、または該雌型に別途雄型を組合わせたもの
として、押出装置自体の有するマンドレルにより代表中
空部を形成せしめる傍ら、上記突出部または雄型によっ
て他の残余中空部を形成せしめるものとしたので、複数
個の中空部を備えた多孔中空型材を安定生産しうるのは
もとより、特にマンドレルによって形成される代表中空
部のみに異種金属をクラッドせしめたものとなすことが
でき、所期する代表中空部に異種金属を被覆した多孔中
空型材を押出し方式によって簡易に安定生産できる利点
がある。EFFECTS OF THE INVENTION According to the present invention, as described above, while adopting the mandrel system as the extrusion system, the protrusion is extended from the female mold of the die, or the female mold is separately combined with the male mold, While forming the representative hollow part by the mandrel of the extruder itself, the other residual hollow part is formed by the above-mentioned protrusion or male mold, so that a porous hollow mold material having a plurality of hollow parts can be stably produced. Not only Uru, but especially a representative hollow part formed by a mandrel can be made by clad with a dissimilar metal, and a porous hollow mold material in which a desired representative hollow part is coated with a dissimilar metal can be easily prepared by an extrusion method. It has the advantage of stable production.
第１図はこの発明の実施に用いる押出し工具部分の縦断
面図、第２図は第１図II-II線の断面図、第３図は第１
図の押出し工具で成形される多孔中空型材の断面図、第
４図は押出し工具の変形例の縦断面図、第５図は第４図
Ｖ−Ｖ線の断面図である。 （１）（11）……ダイス、（２）……マンドレル、
（３）……突出部、（４）……コンテナ、（12）……ダ
イスの雌型、（13）……雄型、（14）……突出部、
（Ａ）……多孔中空型材、（Ｈ）……代表中空部、
（ｈ）……残余中空部。FIG. 1 is a vertical sectional view of an extrusion tool portion used for carrying out the present invention, FIG. 2 is a sectional view taken along line II-II in FIG. 1, and FIG.
FIG. 4 is a sectional view of a porous hollow mold material molded by the extrusion tool shown in FIG. 4, FIG. 4 is a longitudinal sectional view of a modified example of the extrusion tool, and FIG. 5 is a sectional view taken along line VV of FIG. (1) (11) …… dice, (2) …… mandrel,
(3) ... Projection, (4) ... Container, (12) ... Female die, (13) ... Male, (14) ... Projection,
(A) ... porous hollow mold material, (H) ... representative hollow part,
(H) ... remaining hollow part.
Claims (1)
多孔中空型材を押出成形するに際し、マンドレル方式の
押出装置を用い、かつ押出用材料として内層部分に異種
金属をクラッドした成層ホロービレットを用いて、前記
代表中空部をコンテナ内からダイスに向ってのびたマン
ドレルにて形成する一方、他の残余中空部をダイスの雌
型またはそれに別途組合わされた雄型から一体に延出し
た突出部によって形成することを特徴とする異種金属を
クラッドした多孔中空型材の押出成形方法。1. A mandrel type extruder is used for extrusion molding a porous hollow mold material in which only a representative hollow portion is clad with a dissimilar metal, and a stratified hollow billet having an inner layer portion clad with a dissimilar metal is used as an extrusion material. While the representative hollow part is formed by a mandrel extending from the container toward the die, the other remaining hollow part is formed by a projecting part integrally extending from a female mold of the die or a male mold separately combined with it. An extrusion molding method of a porous hollow mold material in which a different metal is clad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62099278A JPH0811249B2 (en) | 1987-04-22 | 1987-04-22 | Extrusion molding method of porous hollow mold material clad with dissimilar metals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62099278A JPH0811249B2 (en) | 1987-04-22 | 1987-04-22 | Extrusion molding method of porous hollow mold material clad with dissimilar metals |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63264215A JPS63264215A (en) | 1988-11-01 |
| JPH0811249B2 true JPH0811249B2 (en) | 1996-02-07 |
Family
ID=14243198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62099278A Expired - Lifetime JPH0811249B2 (en) | 1987-04-22 | 1987-04-22 | Extrusion molding method of porous hollow mold material clad with dissimilar metals |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0811249B2 (en) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5547095Y2 (en) * | 1976-07-09 | 1980-11-05 |
-
1987
- 1987-04-22 JP JP62099278A patent/JPH0811249B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63264215A (en) | 1988-11-01 |
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